Seiko Cal. 7031 - 487

Released in 1975, the Cal. 7031 with design code 487 was part of Seiko's domestic market collection. It features a White dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-5685fd194cbf]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1975

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